1-[(1-Ethyl-6-fluoro-4-oxo-7-piperidin-1-yl-1,4-dihydro-quinoline-3-carbonyl)-amino]-5,6,7,8-tetrafluoro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl ester 在
盐酸 作用下,
以
溶剂黄146 为溶剂,
反应 3.0h,
以70%的产率得到1-[(1-Ethyl-6-fluoro-4-oxo-7-piperidin-1-yl-1,4-dihydro-quinoline-3-carbonyl)-amino]-5,6,7,8-tetrafluoro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid